Elsevier

Journal of Applied Logic

Volume 6, Issue 4, December 2008, Pages 606-608
Journal of Applied Logic

Research Notes
A note on an extension of PDL

https://doi.org/10.1016/j.jal.2007.12.002Get rights and content
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Abstract

Recently visibly pushdown automata have been extended to so-called k-phase multi-stack visibly pushdown automata (k-MVPAs). On the occasion of introducing k-MVPAs, it has been asked whether the extension of Propositional Dynamic Logic with k-MVPAs still leads to a decidable logic. This question is answered negatively here.

Keywords

Propositional dynamic logic
Visibly pushdown automata
Multi-stack visibly pushdown automata
Decidability
Satisfiability

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